Home / 16,439,861.87-22,687,053.51-9,098,201.28

Finding the Fourth Proportional to 16,439,861.87, 22,687,053.51 and 9,098,201.28

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Solution

The fourth proportional to 16,439,861.87, 22,687,053.51 and 9,098,201.28 is: 12,555,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439,861.87 : 22,687,053.51 = 9,098,201.28 : x
  2. Step 2: Convert to fraction form
    16,439,861.87/22,687,053.51 = 9,098,201.28/x
  3. Step 3: Cross multiply
    16,439,861.87x = 22,687,053.51 × 9,098,201.28
  4. Step 4: Simplify right side
    16,439,861.87x = 206,411,379,284,110.50
  5. Step 5: Solve for x
    x = 206,411,379,284,110.50/16,439,861.87
  6. Step 6: Final answer
    x = 12,555,542.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.